Jet to South America from around the U.S. with fares starting at $399 roundtrip, including taxes and fees. Travel February-June with this LAN Airlines sale, which slashes as much as 40% off July pricing on some routes.
Fly Mondays-Thursdays for the best deals; these include (roundtrip, with taxes and fees):
Fares from Boston, Chicago, Orlando and Washington, D.C., are also discounted.
Two checked bags, drinks (including some alcohol), meals and snacks are included. As part of the oneworld alliance, LAN passengers can earn AAdvantage miles.